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[git.ikiwiki.info.git] / IkiWiki / Plugin / poll.pm

diff --git a/IkiWiki/Plugin/poll.pm b/IkiWiki/Plugin/poll.pm
index 3bd4af2060111ed4dbe12e3262c0f1e200ca6ba7..5a09e20879c46604350cd3f2e239c854ea594651 100644 (file)
--- a/IkiWiki/Plugin/poll.pm
+++ b/IkiWiki/Plugin/poll.pm
@@ -69,6 +69,12 @@ sub preprocess (@) {
                        $ret.="<input type=\"hidden\" name=\"num\" value=\"$num\" />\n";
                        $ret.="<input type=\"hidden\" name=\"page\" value=\"$params{page}\" />\n";
                        $ret.="<input type=\"hidden\" name=\"choice\" value=\"$choice\" />\n";
+                       if (defined $params{postlink}) {
+                               $ret.="<input type=\"hidden\" name=\"postlink\" value=\"".linkpage($params{postlink})."\" />\n";
+                       }
+                       if (defined $params{posttrail}) {
+                               $ret.="<input type=\"hidden\" name=\"posttrail\" value=\"".linkpage($params{posttrail})."\" />\n";
+                       }
                        $ret.="<input type=\"submit\" value=\"".gettext("vote")."\" />\n";
                }
                $ret.="</p>\n<hr class=poll align=left width=\"$percent%\"/>\n";
@@ -99,7 +105,7 @@ sub sessioncgi ($$) {
        my $cgi=shift;
        my $session=shift;
        if (defined $cgi->param('do') && $cgi->param('do') eq "poll") {
-               my $choice=decode_utf8($cgi->param('choice'));
+               my $choice=decode_utf8(scalar $cgi->param('choice'));
                if (! defined $choice || not length $choice) {
                        error("no choice specified");
                }
@@ -112,13 +118,25 @@ sub sessioncgi ($$) {
                        error("bad page name");
                }
 
+               my $postvote=urlto($page);
+               if (defined $cgi->param('postlink') && length $cgi->param('postlink')) {
+                       $postvote=urlto(bestlink($page, $cgi->param('postlink')));
+               }
+               elsif (defined $cgi->param('posttrail') && length $cgi->param('posttrail')) {
+                       my $trailname=bestlink($page, $cgi->param('posttrail'));
+                       my $trailnext=$pagestate{$page}{trail}{item}{$trailname}[1];
+                       if (defined $trailnext) {
+                               $postvote=urlto($trailnext);
+                       }
+               }
+
                # Did they vote before? If so, let them change their vote,
                # and check for dups.
                my $choice_param="poll_choice_${page}_$num";
                my $oldchoice=$session->param($choice_param);
                if (defined $oldchoice && $oldchoice eq $choice) {
                        # Same vote; no-op.
-                       IkiWiki::redirect($cgi, urlto($page));
+                       IkiWiki::redirect($cgi, $postvote);
                        exit;
                }
 
@@ -149,7 +167,7 @@ sub sessioncgi ($$) {
                };
                $content =~ s{(\\?)\[\[\Q$prefix\E\s+([^]]+)\s*\]\]}{$edit->($1, $2)}seg;
 
-               # Store their vote, update the page, and redirect to it.
+               # Store their vote, update the page, and redirect.
                writefile($pagesources{$page}, $config{srcdir}, $content);
                $session->param($choice_param, $choice);
                IkiWiki::cgi_savesession($session);
@@ -174,8 +192,7 @@ sub sessioncgi ($$) {
                eval q{use CGI::Cookie};
                error($@) if $@;
                my $cookie = CGI::Cookie->new(-name=> $session->name, -value=> $session->id);
-               print $cgi->redirect(-cookie => $cookie,
-                       -url => urlto($page));
+               print $cgi->redirect(-cookie => $cookie, -url => $postvote);
                exit;
        }
 }